traceroute monitor
Syntax
Release Information
Command introduced in Junos OS Release 8.0
Description
Displays live monitoring of each hop in the route packets take to a specified network host. Use traceroute monitor as a debugging tool to locate points of failure in a network.
Options
- host
IP address or name of remote host.
- count value
Number of ping requests, in packets, to send in summary mode. The default value is 10.
- inet | inet6
(Optional) Trace the route belonging to IPv4 or IPv6, respectively.
- interval seconds
(Optional) Number of seconds to wait before sending ping requests. The default value is 1.
- no resolve
(Optional) Do not attempt to display addresses symbolically.
- size value
(Optional) Receive the specified number of bytes for each packet. The range is 0 through 65468 bytes. The default value is 64.
- source source-address
(Optional) Source address of the outgoing ping packets.
- summary
(Optional) Generate and display a summary of live monitoring of each hop the route packets take to a specified network host.
Required Privilege Level
network
List of Sample Output
traceroute monitorOutput Fields
Table 1 describes the output fields for the traceroute monitor command. Output fields are listed in the approximate order in which they appear.
Table 1: traceroute monitor Output Fields
Field Name | Field Description |
|---|---|
Host | Hostname or IP address of the router at each hop. |
Loss% | Percent of packet loss. The number of ping responses divided by the number of ping requests, specified as a percentage. |
Snt | Number of ping requests sent to the router at this hop. |
Last | Most recent round-trip time, in milliseconds, to the router at this hop. |
Avg | Average round-trip time, in milliseconds, to the router at this hop. |
Best | Shortest round-trip time, in milliseconds, to the router at this hop. |
Wrst | Longest round-trip time, in milliseconds, to the router at this hop. |
StDev | Standard deviation of round-trip times, in milliseconds, to the router at this hop. |
Sample Output
traceroute monitor
user@host> traceroute monitor 10.16.0.1 Loss% Snt Last Avg Best Wrst StDev Host 1. 10.17.41.254 0.0% 17 0.7 1.0 0.6 5.4 1.2 2. secret.net 0.0% 17 0.6 1.0 0.6 6.6 1.4 3. top-secret.net 0.0% 17 0.6 0.6 0.6 0.6 0.0
